Fault Code 2379

Fault code 2379

Servo motor for left side vents

Diagnostic conditions
- Ignition on
- Battery voltage OK (11.4 to 14.5 V)
- Internal function test completed on air-conditioning system regulator control module

Possible causes of fault
- Short circuit to B+
- Short circuit or open circuit
- Short circuit to ground
- Servo motor flap stiff
- Servo motor faulty
- Air-conditioning system regulator faulty

Affected pins
Air-conditioning system regulator control module, front: Plugs A, C and E
- Plug A: Pin 23 'Servo motor for left side vents open
- Plug A: Pin 24 'Servo motor for left side vents closed'
- Plug C: Pin 5 'Feedback signal for left side vents'
- Plug E: Pin 1 '5 V reference voltage'.
- Plug E: Pin 8 'Ground signal'

Diagnosis/troubleshooting